Uncategorized

  1. Health & Medicine

    Cancer DNA is detectable in blood years before diagnosis

    Tiny, newly formed tumors shed small fragments of DNA that are swept into the bloodstream. Future cancer screening tests could detect them early.

    By Meghan Rosen
  2. Health & Medicine

    Want to eat healthier? Add to your diet, rather than limit it

    Nutrition experts say add more greens and beans to your diet; cooking classes can teach people to make these nutrient-dense foods taste delicious.

    By Meghan Rosen
  3. Animals

    50 years after ‘Jaws,’ sharks face their own terror

    Humans have driven sharks and their cousins to the brink of extinction. The health of the entire ocean is at stake.